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1、,,,,,1 掌握函數(shù)的概念及表示方法;2 理解函數(shù)的單調(diào)性、有界性、奇 偶性、周期性等基本性質(zhì);3 理解復(fù)合函數(shù)、反函數(shù)、基本初 等函數(shù)、初等函數(shù)等概念。,第一章 實(shí)數(shù)集與函數(shù),教學(xué)目標(biāo):,下頁(yè),,,,下頁(yè),,下頁(yè),,下頁(yè),,下頁(yè),,下頁(yè),,,性質(zhì)4(三角不等式)的證明:,,下頁(yè),,,,下頁(yè),,,,,下頁(yè),,,,,,,,,,無(wú)限區(qū)間,下頁(yè),,,,,,,下頁(yè),,下頁(yè),下頁(yè),,,,,,M,M2,M1,上確界,上界,,,,

2、,,,m2,m,m1,下確界,下界,,下頁(yè),確界的精確定義,下頁(yè),下頁(yè),下頁(yè),,,下頁(yè),下頁(yè),三 函數(shù)的四則運(yùn)算,下頁(yè),下頁(yè),下頁(yè),,,,,,,,,,,,-1,,,-0.8,,,-0.6,,,-0.4,,,-0.2,,,0,,,0.2,,,0.4,,,0.6,,,0.8,,,1,,,-500,,,-400,,,-300,,,-200,,,-100,,,0,,,100,,,200,,,300,,,400,,,500,,,,,,,,,,

3、,,,,,,,,,x,-,3,x,-,5,,,下頁(yè),,,,,,,,,,,,-1,,,-0.8,,,-0.6,,,-0.4,,,-0.2,,,0,,,0.2,,,0.4,,,0.6,,,0.8,,,1,,,0,,,50,,,100,,,150,,,200,,,250,,,300,,,350,,,400,,,450,,,500,,,,,,,,,,,,,,,,,,,x,-,2,x,-,4,,,下頁(yè),,,,,,,,,,,,,0,,,0.2,,,

4、0.4,,,0.6,,,0.8,,,1,,,1.2,,,1.4,,,0,,,0.2,,,0.4,,,0.6,,,0.8,,,1,,,1.2,,,,,,,,,,,,,,,,,x,,,x,1,/2,,,下頁(yè),,,,,,,,,,,,,,0,,,0.2,,,0.4,,,0.6,,,0.8,,,1,,,1.2,,,1.4,,,0,,,0.2,,,0.4,,,0.6,,,0.8,,,1,,,1.2,,,,,,,,,,,,,,,,,x,3,,x,1,

5、/3,,,下頁(yè),,,,,,,圖像,,,,,,,,,,,,,0,,,0.5,,,1,,,1.5,,,2,,,2.5,,,3,,,-4,,,-2,,,0,,,2,,,4,,,6,,,8,,,,,,,,,,,,,,,,,,,,,log2x,2,x,,,,下頁(yè),5 三角函數(shù)6 反三角函數(shù) arcsinx , arccosx 圖像,,,,,,,,,,,,-1,,,-0.5,,,0,,,0.5,,,1,,,-1.5,,,-1

6、,,,-0.5,,,0,,,0.5,,,1,,,1.5,,,,,x,asin,(,x,),,,,,,,,,-1,,,-0.5,,,0,,,0.5,,,1,,,0,,,0.5,,,1,,,1.5,,,2,,,2.5,,,3,,,,x,acos,(,x,),下頁(yè),,,,,,,,,,,,-6,,,-4,,,-2,,,0,,,2,,,4,,,6,,,-1.5,,,-1,,,-0.5,,,0,,,0.5,,,1,,,1.5,,,,,,,,,x,a

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